词In iron-removal from china stone,it has obtained satisfactory results with highyield of refined china clay and its product has reached the standards of Grade 1 china stone。
用该机进行
石除铁，效果令人满意。精泥产率高，质量
到一级石产品的要求。
土In iron-removal from china stone,it has obtained satisfactory results with highyield of refined china clay and its product has reached the standards of Grade 1 china stone。
用该机进行石除铁，效果令人满意。精泥产率高，质量到一级石产品的要求。
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